The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 23, 1978
Filed:
Sep. 21, 1976
Applicant:
Inventors:
Assignee:
Rohm GmbH, Darmstadt, DT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350-16 ; 428324 ;
Abstract
Polymethylmethacrylate sheet comprising light-reflecting particles arranged parallel to the surfaces of the sheet, said particles having a thickness d and an index of refraction n, at a wavelength of infrared light from 800 to 1500 nm, such that d = (0.2 to 0.4) (1/n) microns, said sheet being adaptable for use as a glazing material for buildings or vehicles.
Bauer, Peter. (1978). Infrared-reflecting glazing (U.S. Patent No. 4090773). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4090773
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile